Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,615,391",
      "signature": "0xb77b9c60eba02ad371302083b3346bcbe18b3d822b61aa3431cfd99a07bbbb29e19e0dc8698e77123468a6feff7a3d31",
      "randomness": "0x9e74a89e292cfb3f164c5486875d9a54fdbb1bbcc9fc8bd75184a8fe5615f734"
    }
  ],
  "blockNumber": "7,424,163"
}

{
  "Sr25519": "0x406d548007c192c002016343e9488a7dcebad00c09e9acf18953710a9563ac3fea2e78a6730572f40c6143b31f8362a20f2d2ed4c4bb5001a14d539f1b7dfa87"
}